D Question 9 1 pts Solve the problem. The price P of a certain computer system decreases immediately after its introduction and then increases. If the price P is estimated by the formula P = 150t2 - 2000t + 6600, where t is the time in months from its introduction, find the time until the minimum price is reached. Round to the nearest tenth if necessary. 10 months O 26.7 months O 6.7 months O 13.3 monthsQuestion 10 1 pts Solve the problem. Because of material shortages, it is increasingly expensive to produce 6.0L diesel engines. In fact, the prot in millions of dollars from producing x hundred thousand engines is approximated by P{x) = -x3 + 27x2 + lat - 52, where 0 sx 5211 Find the point of diminishing returns. 0 (9.00, 1541.00) 0 (9.00, 1415.00) 0 {6.75.154100) O {9.00, 137.00)